/*
 * CSS riêng cho Blog/PHP.
 * Không dùng Tailwind và không thuộc bundle Vue/Vite.
 */

:root {
  --php-ink: #20352f;
  --php-deep: #2f6655;
  --php-deep-dark: #244f43;
  --php-soft: #eef5ef;
  --php-cream: #f7f2e9;
  --php-line: #dfe8e3;
  --php-muted: #6e7e78;
  --php-white: #fff;
  --php-danger: #ee4d2d;
  --php-shadow: 0 18px 50px rgba(32, 53, 47, .09);
  --php-radius: 24px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.php-content-page {
  margin: 0;
  background:
    radial-gradient(circle at 8% 0%, rgba(188, 213, 198, .24), transparent 28rem),
    #fbfcfa;
  color: var(--php-ink);
  font-family: "Times New Roman", Times, serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.php-content-page img {
  max-width: 100%;
  height: auto;
}

.php-content-page a {
  color: var(--php-deep);
  text-underline-offset: 3px;
}

.php-content-page a:hover {
  color: var(--php-danger);
}

.php-content-page > header {
  position: sticky;
  z-index: 30;
  top: 0;
  border-bottom: 1px solid rgba(32, 53, 47, .08);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 5px 24px rgba(32, 53, 47, .06);
  backdrop-filter: blur(14px);
}

.php-content-page > header > div {
  display: flex;
  width: min(1180px, calc(100% - 40px));
  min-height: 76px;
  margin: auto;
  align-items: center;
  gap: 30px;
}

.php-content-page > header > div > a:first-child {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  color: var(--php-ink);
  font-size: 25px;
  font-weight: 700;
  text-decoration: none;
}

.php-content-page > header > div > a:first-child img {
  display: block;
  width: auto;
  max-width: 180px;
  max-height: 54px;
  object-fit: contain;
}

.php-content-page > header nav {
  margin-left: auto;
}

.php-content-page > header nav ul {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.php-content-page > header nav a {
  display: block;
  border-radius: 999px;
  padding: 9px 14px;
  color: var(--php-ink);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background .2s ease, color .2s ease;
}

.php-content-page > header nav a:hover,
.php-content-page > header nav .current-menu-item > a {
  background: var(--php-soft);
  color: var(--php-deep);
}

.php-content-page > header > div > a:last-child {
  display: inline-flex;
  min-height: 42px;
  margin-left: 0;
  padding: 8px 17px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--php-deep);
  border-radius: 999px;
  color: var(--php-deep);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.php-content-page > header > div > a:last-child:hover {
  transform: translateY(-1px);
  background: var(--php-deep);
  color: var(--php-white);
}

.php-content-page > main {
  width: min(1180px, calc(100% - 40px));
  min-height: 70vh;
  margin: auto;
  padding: 72px 0 90px;
}

.php-content-page > main > p:first-child {
  margin: 0 0 6px;
  color: var(--php-deep);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.php-content-page h1 {
  max-width: 850px;
  margin: 0 0 45px;
  color: var(--php-ink);
  font-size: clamp(43px, 7vw, 76px);
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: 1.04;
}

/* Tiêu đề chung của Blog, Archive và Search */
.php-content-page > main > .php-list-title {
  max-width: 100%;
  margin: 0 auto 45px;
  text-align: center;
}

/* Danh sách Blog, Archive và Search */
.php-content-page > main > h1 + div {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.php-content-page > main > h1 + div > article {
  position: relative;
  overflow: hidden;
  padding: 27px;
  border: 1px solid var(--php-line);
  border-radius: var(--php-radius);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 8px 30px rgba(32, 53, 47, .055);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.php-content-page > main > h1 + div > article:hover {
  transform: translateY(-4px);
  border-color: rgba(47, 102, 85, .35);
  box-shadow: var(--php-shadow);
}

.php-content-page > main > h1 + div > article::before {
  position: absolute;
  top: 0;
  left: 27px;
  width: 46px;
  height: 4px;
  border-radius: 0 0 8px 8px;
  background: var(--php-deep);
  content: "";
}

.php-content-page .blog-card-thumbnail {
  display: block;
  overflow: hidden;
  margin: -27px -27px 22px;
  background: var(--php-soft);
  text-decoration: none;
}

.php-content-page .blog-card-thumbnail img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform .35s ease;
}

.php-content-page > main > h1 + div > article:hover .blog-card-thumbnail img {
  transform: scale(1.035);
}

.php-content-page > main > h1 + div > article > p:first-child {
  margin: 0 0 12px;
  color: var(--php-muted);
  font-size: 13px;
}

.php-content-page > main > h1 + div > article > div:first-of-type {
  margin-bottom: 13px;
  font-size: clamp(24px, 3vw, 31px);
  font-weight: 700;
  line-height: 1.2;
}

.php-content-page > main > h1 + div > article > div:first-of-type a {
  color: var(--php-ink);
  text-decoration: none;
}

.php-content-page > main > h1 + div > article > div:first-of-type a:hover {
  color: var(--php-deep);
}

.php-content-page > main > h1 + div > article > p:not(:first-child) {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  color: var(--php-muted);
  font-size: 15px;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.php-content-page > main > h1 + div > article .more-link {
  display: block;
  width: max-content;
  margin-top: 16px;
  color: var(--php-deep);
  font-weight: 700;
  text-decoration: none;
}

/* Phân trang */
.php-content-page .navigation.pagination {
  margin-top: 42px;
}

.php-content-page .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.php-content-page .page-numbers {
  display: grid;
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  place-items: center;
  border: 1px solid var(--php-line);
  border-radius: 999px;
  background: var(--php-white);
  color: var(--php-ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.php-content-page .page-numbers.current,
.php-content-page .page-numbers:hover {
  border-color: var(--php-deep);
  background: var(--php-deep);
  color: var(--php-white);
}

/* Bài viết và Page chi tiết */
.php-content-page > main > article {
  max-width: 820px;
  margin: auto;
}

.php-content-page > main > article > p:first-child {
  margin: 0 0 9px;
  color: var(--php-deep);
  font-size: 14px;
}

.php-content-page > main > article > h1 {
  margin-bottom: 34px;
}

.php-content-page > main > article > img:first-of-type,
.php-content-page > main > article > .post-thumbnail {
  display: block;
  width: 100%;
  margin: 0 0 38px;
  border-radius: 28px;
  box-shadow: var(--php-shadow);
}

.php-content-page > main > article > div:last-child {
  color: #33443e;
  font-size: clamp(17px, 2vw, 19px);
  line-height: 1.85;
}

.php-content-page > main > article > div:last-child p {
  margin: 0 0 1.35em;
}

.php-content-page > main > article > div:last-child blockquote {
  margin: 32px 0;
  padding: 20px 25px;
  border-left: 4px solid var(--php-deep);
  border-radius: 0 18px 18px 0;
  background: var(--php-soft);
  color: var(--php-ink);
  font-size: 1.08em;
}

.php-content-page > main > article > div:last-child pre {
  overflow: auto;
  padding: 20px;
  border-radius: 16px;
  background: #172722;
  color: #e7f2eb;
  font-family: Consolas, monospace;
  font-size: 14px;
}

.php-content-page > main > article > div:last-child code {
  border-radius: 5px;
  background: var(--php-soft);
  padding: 2px 5px;
  font-family: Consolas, monospace;
  font-size: .87em;
}

.php-content-page > main > article > div:last-child pre code {
  background: transparent;
  padding: 0;
}

.php-content-page > main > article > div:last-child table {
  width: 100%;
  margin: 28px 0;
  border-collapse: collapse;
}

.php-content-page > main > article > div:last-child th,
.php-content-page > main > article > div:last-child td {
  border: 1px solid var(--php-line);
  padding: 11px 13px;
  text-align: left;
}

.php-content-page > main > article > div:last-child th {
  background: var(--php-soft);
}

/* Footer PHP */
.php-content-page > footer {
  background: var(--php-ink);
  color: var(--php-white);
}

.php-content-page > footer > div {
  display: grid;
  width: min(1180px, calc(100% - 40px));
  margin: auto;
  padding: 45px 0 25px;
  grid-template-columns: 1fr auto;
  gap: 28px 50px;
}

.php-content-page > footer strong {
  font-size: 26px;
}

.php-content-page > footer p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, .65);
}

.php-content-page > footer nav ul {
  display: flex;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 10px 24px;
  list-style: none;
}

.php-content-page > footer a {
  color: rgba(255, 255, 255, .78);
  text-decoration: none;
}

.php-content-page > footer a:hover {
  color: var(--php-white);
}

.php-content-page > footer > div > p:last-child {
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  grid-column: 1 / -1;
  font-size: 13px;
}

@media (max-width: 980px) and (min-width: 761px) {
  .php-content-page > main > h1 + div {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  body.php-content-page {
    font-size: 16px;
  }

  .php-content-page > header > div {
    width: min(100% - 24px, 1180px);
    min-height: 66px;
    gap: 10px;
  }

  .php-content-page > header > div > a:first-child img {
    max-width: 92px;
    max-height: 43px;
  }

  .php-content-page > header nav {
    display: none;
  }

  .php-content-page > header > div > a:last-child {
    margin-left: auto;
    min-height: 38px;
    padding: 7px 13px;
    font-size: 13px;
  }

  .php-content-page > main {
    width: min(100% - 28px, 1180px);
    padding: 44px 0 65px;
  }

  .php-content-page > main > .php-list-title {
    margin-bottom: 30px;
  }

  .php-content-page h1 {
    margin-bottom: 30px;
    font-size: clamp(38px, 13vw, 56px);
  }

  .php-content-page > main > h1 + div {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .php-content-page > main > h1 + div > article {
    padding: 22px;
    border-radius: 19px;
  }

  .php-content-page .blog-card-thumbnail {
    margin: -22px -22px 19px;
  }

  .php-content-page > main > h1 + div > article::before {
    left: 22px;
  }

  .php-content-page > main > article > img:first-of-type,
  .php-content-page > main > article > .post-thumbnail {
    margin-bottom: 27px;
    border-radius: 20px;
  }

  .php-content-page > footer > div {
    width: min(100% - 28px, 1180px);
    padding-top: 35px;
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .php-content-page > footer > div > p:last-child {
    grid-column: auto;
  }
}

/* Search page */
.php-search-form { display:flex; max-width:680px; margin:-20px auto 45px; padding:7px; border:1px solid var(--php-line); border-radius:999px; background:var(--php-white); box-shadow:0 8px 30px rgba(32,53,47,.06); }
.php-search-form input { min-width:0; flex:1; border:0; outline:0; padding:10px 17px; background:transparent; color:var(--php-ink); font:inherit; }
.php-search-form button { border:0; border-radius:999px; padding:10px 22px; background:var(--php-deep); color:var(--php-white); cursor:pointer; font-weight:700; }
.php-search-empty { text-align:center; color:var(--php-muted); }
@media (max-width:760px) { .php-search-form { margin-top:-10px; margin-bottom:30px; } }
/* 404 page */
.php-error-page { max-width:760px; margin:0 auto; text-align:center; }
.php-error-page .php-error-code { margin:0; color:var(--php-deep); font-size:clamp(90px,20vw,180px); font-weight:700; letter-spacing:-.08em; line-height:.8; opacity:.14; }
.php-error-page h1 { margin:-18px auto 18px; font-size:clamp(40px,7vw,68px); }
.php-error-page > p:not(.php-error-code) { margin:0 auto 28px; color:var(--php-muted); }
.php-error-actions { margin-bottom:42px; }
.php-error-home { display:inline-flex; padding:11px 22px; border-radius:999px; background:var(--php-deep); color:var(--php-white) !important; font-weight:700; text-decoration:none; }
.php-error-page .php-search-form { margin:0 auto; }
/* Responsive PHP header */
.php-content-page .php-site-brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 12px;
}

.php-content-page .php-site-name {
  overflow: hidden;
  max-width: 240px;
  color: var(--php-ink);
  font-size: 22px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.php-content-page .php-desktop-nav {
  margin-left: auto;
}

.php-content-page .php-mobile-menu {
  display: none;
  position: relative;
  margin-left: auto;
}

.php-content-page .php-mobile-menu > summary {
  display: grid;
  width: 42px;
  height: 42px;
  padding: 0;
  place-items: center;
  border-radius: 999px;
  background: var(--php-deep);
  color: var(--php-white);
  cursor: pointer;
  list-style: none;
}

.php-content-page .php-mobile-menu > summary::-webkit-details-marker {
  display: none;
}

.php-content-page .php-mobile-menu svg {
  width: 21px;
  height: 21px;
}

.php-content-page .php-menu-close-icon,
.php-content-page .php-mobile-menu[open] .php-menu-open-icon {
  display: none;
}

.php-content-page .php-mobile-menu[open] .php-menu-close-icon {
  display: block;
}

@media (max-width: 760px) {
  .php-content-page .php-site-brand {
    max-width: calc(100% - 56px);
    gap: 9px;
  }

  .php-content-page .php-site-name {
    max-width: min(54vw, 220px);
    font-size: 18px;
  }

  .php-content-page .php-desktop-nav {
    display: none;
  }

  .php-content-page .php-mobile-menu {
    display: block;
  }

  .php-content-page > header .php-mobile-menu nav {
    display: block;
    position: absolute;
    z-index: 50;
    top: calc(100% + 12px);
    right: 0;
    width: min(310px, calc(100vw - 24px));
    margin: 0;
    padding: 8px;
    border: 1px solid var(--php-line);
    border-radius: 18px;
    background: var(--php-white);
    box-shadow: 0 18px 50px rgba(32, 53, 47, .18);
  }

  .php-content-page > header .php-mobile-menu ul {
    display: grid;
    gap: 2px;
  }

  .php-content-page > header .php-mobile-menu a {
    padding: 11px 14px;
    border-radius: 11px;
    font-size: 15px;
  }
}